Positive psychology is as concerned with strength as with weakness, as interested in building the best things in life as in repairing the worst.
积极心理学既关注弱点也关注优势，既对修复最坏的事情感兴趣，也对建立生活中最好的事情感兴趣。
发明家的职责是使他的工作尽可能对公众有用和可及。